On a guided hike of Orland Grassland Saturday, a volunteer stopped to photograph monarch butterflies drawn to a patch of tickseed sunflowers, one of the native wildflowers taking root in the grassland.

On a guided hike of Orland Grassland Saturday, a volunteer stopped to photograph monarch butterflies drawn to a patch of tickseed sunflowers, one of the native wildflowers taking root in the grassland. (Lauren Zumbach, Chicago Tribune)